CN110804737A - Environment-friendly oil and rust removing agent and preparation method and application thereof - Google Patents
Environment-friendly oil and rust removing agent and preparation method and application thereof Download PDFInfo
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- CN110804737A CN110804737A CN201911195778.1A CN201911195778A CN110804737A CN 110804737 A CN110804737 A CN 110804737A CN 201911195778 A CN201911195778 A CN 201911195778A CN 110804737 A CN110804737 A CN 110804737A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/066—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors phosphorus-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/032—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
Abstract
The invention discloses an environment-friendly oil and rust removing agent and a preparation method thereof, wherein the environment-friendly oil and rust removing agent is prepared from the following raw materials in parts by weight: 3-5 parts of citric acid, 6-7 parts of ethylene diamine tetraacetic acid disodium salt, 2-4 parts of phytic acid, 8-10 parts of sodium carbonate, 4-6 parts of sodium tripolyphosphate, 2-5 parts of sodium pyrophosphate, 6-8 parts of surfactant and 80-100 parts of solvent. The environment-friendly oil and rust removing agent disclosed by the invention is simple in manufacturing process and easy to operate, and the prepared oil and rust removing agent can simultaneously remove oil stains and rust stains on a workpiece and is very fast in reaction speed. Meanwhile, the formula does not contain harmful substances such as strong acid, strong alkali and the like, and the idea of the environment-friendly oil and rust removing agent is well embodied.
Description
Technical Field
The invention belongs to the technical field of additives, and particularly relates to an environment-friendly oil and rust removing agent, and a preparation method and application thereof.
Background
The existing oil and rust removal problem of metal has a great proportion in the surface treatment problem of metal. In the daily use of various metal workpieces and the operation of equipment in factories, the generation of oil and the rusting of metals are caused. These poor treatments can lead to accelerated corrosion of the metal or surface, reducing its useful life. Most of cleaning agents used at present only have a single effect of removing oil or rust, and most of cleaning agents use strong acid and strong alkali, so that the cleaning agents are not environment-friendly. The environment-friendly oil and rust removing agent and the preparation method and the application thereof have two effects of oil removal and rust removal, and can effectively remove oil stains and iron rust on the surface of metal. The invention has the advantages of no toxicity, no harm and good effect, and makes a great contribution to metal cleaning.
Disclosure of Invention
The invention aims to provide an environment-friendly oil and rust removing agent, a preparation method and application thereof, and aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
an environment-friendly oil and rust removing agent, a preparation method and an application thereof, according to important parts, comprises the following components: 3-5 parts of citric acid, 6-7 parts of ethylene diamine tetraacetic acid disodium salt, 2-4 parts of phytic acid, 8-10 parts of sodium carbonate, 4-6 parts of sodium tripolyphosphate, 2-5 parts of sodium pyrophosphate, 6-8 parts of surfactant and 80-100 parts of solvent.
Preferably, the surfactant is one or more of polyoxyethylene alkyl phenyl ether, sodium dodecyl benzene sulfonate and polyoxyethylene nonyl phenyl ether.
Preferably, the solvent is water and absolute ethyl alcohol which are used together.
Preferably, the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3 parts of citric acid, 6 parts of ethylene diamine tetraacetic acid disodium salt, 2 parts of phytic acid, 8 parts of sodium carbonate, 4 parts of sodium tripolyphosphate, 2 parts of sodium pyrophosphate, 6 parts of surfactant and 80 parts of solvent.
Preferably, the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 5 parts of sodium tripolyphosphate, 3 parts of sodium pyrophosphate, 7 parts of surfactant and 80 parts of solvent.
Preferably, the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 4 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 4 parts of sodium pyrophosphate, 7 parts of surfactant and 90 parts of solvent.
Preferably, the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 5 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 4 parts of phytic acid, 10 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 5 parts of sodium pyrophosphate, 8 parts of surfactant and 100 parts of solvent.
Preferably, the preparation method of the environment-friendly oil and rust removing agent comprises the following specific steps:
step 1, adding 3-5 parts of citric acid and 6-7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 80-100 parts of solvent, stirring for 20-30 minutes for complete mixing, wherein the solution contains 500-;
step 2, adding 2-4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-;
step 3, adding 4-6 parts of sodium tripolyphosphate and 2-5 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and 4, adding 8-10 parts of sodium carbonate and 6-8 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Compared with the prior art, the invention has the beneficial effects that:
1. the raw materials adopted by the invention are all natural grade raw materials, do not contain strong acid and strong alkali, are non-toxic and harmless, and accord with the concept of green environmental protection.
2. The sodium carbonate and the sodium tripolyphosphate adopted by the invention are weak acid strong alkali salts, the oil removing effect is also improved when the use content is increased, and the pH value is not obviously increased, which accords with the concept of environmental protection.
3. The surfactant adopted by the invention is one or more than one of polyoxyethylene alkyl phenyl ether, sodium dodecyl benzene sulfonate and polyoxyethylene nonyl phenyl ether, and the effect of different types of compounding is different.
4. The sodium tripolyphosphate adopted by the invention can be used together with sodium dodecyl benzene sulfonate in the surfactant, and has good synergistic effect.
5. The phytic acid adopted by the invention is derived from nature and belongs to natural products, has strong complexing ability to most metal ions, and can be used as a metal rust-proof and corrosion-proof agent.
6. The invention has wide application range and can be used for removing oil and rust of various metal materials.
7. All the raw materials of the invention are mutually matched and interacted, which shows the effect that one plus one is more than two, not only can remove oil and rust for metal, but also plays a role in metal rust prevention to a certain extent.
8. The method is simple to operate, high in practicability and capable of providing good economic benefits.
Detailed description of the preferred embodiment
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3-5 parts of citric acid, 6-7 parts of ethylene diamine tetraacetic acid disodium salt, 2-4 parts of phytic acid, 8-10 parts of sodium carbonate, 4-6 parts of sodium tripolyphosphate, 2-5 parts of sodium pyrophosphate, 6-8 parts of surfactant and 80-100 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 3-5 parts of citric acid and 6-7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 80-100 parts of solvent, stirring for 20-30 minutes for complete mixing, wherein the solution contains 500-;
step 2, adding 2-4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-;
step 3, adding 4-6 parts of sodium tripolyphosphate and 2-5 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and 4, adding 8-10 parts of sodium carbonate and 6-8 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Example 1
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3 parts of citric acid, 6 parts of ethylene diamine tetraacetic acid disodium salt, 2 parts of phytic acid, 8 parts of sodium carbonate, 4 parts of sodium tripolyphosphate, 2 parts of sodium pyrophosphate, 6 parts of surfactant and 80 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 3 parts of citric acid and 6 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 80-100 parts of solvent, stirring at 500 revolutions per minute for 1000 revolutions per minute, and stirring for 20-30 minutes until complete mixing;
step 2, adding 2 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 4 parts of sodium tripolyphosphate and 2 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and 4, adding 8 parts of sodium carbonate and 6 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Example 2
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 5 parts of sodium tripolyphosphate, 3 parts of sodium pyrophosphate, 7 parts of surfactant and 80 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 3 parts of citric acid and 7 parts of disodium ethylene diamine tetraacetate into a reaction kettle, adding 80 parts of solvent, stirring for 20-30 minutes for complete mixing, wherein the 500-1000 rpm is used as solvent;
step 2, adding 3 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 5 parts of sodium tripolyphosphate and 3 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and step 4, adding 9 parts of sodium carbonate and 7 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Example 3
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 4 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 4 parts of sodium pyrophosphate, 7 parts of surfactant and 90 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 4 parts of citric acid and 7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 90 parts of solvent, stirring for 20-30 minutes for complete mixing, and stirring at 500 revolutions per minute;
step 2, adding 3 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 6 parts of sodium tripolyphosphate and 4 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and step 4, adding 9 parts of sodium carbonate and 7 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Example 4
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 5 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 4 parts of phytic acid, 10 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 5 parts of sodium pyrophosphate, 8 parts of surfactant and 100 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 5 parts of citric acid and 7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 100 parts of solvent, stirring for 20-30 minutes for complete mixing at 500 revolutions per minute;
step 2, adding 4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 6 parts of sodium tripolyphosphate and 5 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and step 4, adding 10 parts of sodium carbonate and 8 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Comparative example 1 (citric acid)
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 6 parts of ethylene diamine tetraacetic acid disodium salt, 2 parts of phytic acid, 8 parts of sodium carbonate, 4 parts of sodium tripolyphosphate, 2 parts of sodium pyrophosphate, 6 parts of surfactant and 80 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 6 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 80-100 parts of solvent at 500 revolutions per minute, and stirring for 20-30 minutes until complete mixing;
step 2, adding 2 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 4 parts of sodium tripolyphosphate and 2 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and 4, adding 8 parts of sodium carbonate and 6 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Comparative example 2 (disodium edetate)
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 3 parts of citric acid, 3 parts of phytic acid, 9 parts of sodium carbonate, 5 parts of sodium tripolyphosphate, 3 parts of sodium pyrophosphate, 7 parts of surfactant and 80 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 3 parts of citric acid and 80 parts of solvent into a reaction kettle, stirring for 20-30 minutes for complete mixing, wherein 500 revolutions per minute are used for stirring for 1000 revolutions per minute;
step 2, adding 3 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 5 parts of sodium tripolyphosphate and 3 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and step 4, adding 9 parts of sodium carbonate and 7 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Comparative example 3 (sodium carbonate)
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 4 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 6 parts of sodium tripolyphosphate, 4 parts of sodium pyrophosphate, 7 parts of surfactant and 90 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 4 parts of citric acid and 7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 90 parts of solvent, stirring for 20-30 minutes for complete mixing, and stirring at 500 revolutions per minute;
step 2, adding 3 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 6 parts of sodium tripolyphosphate and 4 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
and 4, adding 7 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
Comparative example 4 (surfactant)
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 5 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 4 parts of phytic acid, 10 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 5 parts of sodium pyrophosphate and 100 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 5 parts of citric acid and 7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 100 parts of solvent, stirring for 20-30 minutes for complete mixing at 500 revolutions per minute;
step 2, adding 4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 6 parts of sodium tripolyphosphate and 5 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
step 4, adding 10 parts of sodium carbonate, stirring for 10-20 minutes at 500-.
And 5, discharging and packaging to obtain a finished product.
Comparative example 5 (sodium tripolyphosphate)
The invention discloses an environment-friendly oil and rust removing agent, a preparation method and application thereof, wherein the environment-friendly oil and rust removing agent comprises the following components in parts by weight: 5 parts of citric acid, 7 parts of ethylene diamine tetraacetic acid disodium salt, 4 parts of phytic acid, 10 parts of sodium carbonate, 5 parts of sodium pyrophosphate, 8 parts of surfactant and 100 parts of solvent.
The invention also provides a preparation method of the environment-friendly oil and rust removing agent, which comprises the following specific steps:
step 1, adding 5 parts of citric acid and 7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 100 parts of solvent, stirring for 20-30 minutes for complete mixing at 500 revolutions per minute;
step 2, adding 4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-1000 rpm;
step 3, adding 5 parts of sodium pyrophosphate, stirring for 10 minutes at 500-1000 rpm;
and step 4, adding 10 parts of sodium carbonate and 8 parts of surfactant, stirring for 10-20 minutes at 500-1000 rpm.
And 5, discharging and packaging to obtain a finished product.
And (3) testing results:
and (3) soaking the 9 treated iron blocks with the same rust area in the environment-friendly oil and rust removing agent solutions of the examples 1, 2, 3 and 4 and the comparative examples 1, 2, 3, 4 and 5 for 10-20 minutes, taking out, and then air-drying or drying at a temperature below 80 ℃ to obtain the 9 iron blocks with rust removed. And then 9 iron blocks with the same surface oil stain area are put into the environment-friendly oil and rust removing agent solution of the examples 1, 2, 3 and 4 and the comparative examples 1, 2, 3, 4 and 5 to be soaked, taken out after 10 to 20 minutes, and then air-dried or dried at a temperature of below 80 ℃, so that 9 iron blocks which are already deoiled can be obtained. The test results were as follows:
the test method comprises the following steps:
① the same untreated rusted iron block was observed under a microscope, the area of rust was recorded and calculated, 9 treated rusted iron blocks were put under a microscope to observe, the area of rust was recorded and calculated, and the two were compared, and the percentage of rust removed was recorded.
② the same untreated surface oil stain containing iron blocks were observed under a microscope and the area of the oil stain was recorded and calculated 9 further treated oil stain containing iron blocks were placed under a microscope and the area of the oil stain was recorded and calculated and the two were compared and the percent oil removed was recorded.
| Serial number | Oil removal performance | Rust removing performance |
| Example 1 | Good taste | Good taste |
| Example 2 | Good taste | Good taste |
| Example 3 | Good taste | Good taste |
| Example 4 | Good and good | Good and good |
| Comparative example 1 | Is preferably used | In general |
| Comparative example 2 | In general | In general |
| Comparative example 3 | In general | Good taste |
| Comparative example 4 | Difference (D) | Is preferably used |
| Comparative example 5 | In general | Is preferably used |
The comparative example 1 has no citric acid added, and has good oil removal performance and general rust removal performance.
In comparative example 2, disodium edetate was not added, and the oil removal performance and rust removal performance were general.
In comparative example 3, sodium carbonate was not added, and the oil removal performance was general and the rust removal performance was good.
Comparative example 4 has no surfactant added, and has poor oil removal performance and good rust removal performance.
In comparative example 5, sodium tripolyphosphate was not added, so that the oil removal performance was general and the rust removal performance was good.
The various embodiments listed above can be combined with each other without contradiction, and a person skilled in the art can combine the above explanations of the embodiments as a basis for combining technical features in different embodiments.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An environment-friendly oil and rust removing agent is characterized in that: the environment-friendly oil and rust removing agent comprises the following raw materials in parts by weight: 3-5 parts of citric acid, 6-7 parts of ethylene diamine tetraacetic acid disodium salt, 2-4 parts of phytic acid, 8-10 parts of sodium carbonate, 4-6 parts of sodium tripolyphosphate, 2-5 parts of sodium pyrophosphate, 6-8 parts of surfactant and 80-100 parts of solvent.
2. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the surfactant is one or more of polyoxyethylene alkyl phenyl ether, sodium dodecyl benzene sulfonate and polyoxyethylene nonyl phenyl ether.
3. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the solvent is water and absolute ethyl alcohol which are used together.
4. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the paint comprises the following components in parts by weight: 3 parts of citric acid, 6 parts of ethylene diamine tetraacetic acid disodium salt, 2 parts of phytic acid, 8 parts of sodium carbonate, 4 parts of sodium tripolyphosphate, 2 parts of sodium pyrophosphate, 6 parts of surfactant and 80 parts of solvent.
5. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the paint comprises the following components in parts by weight: 3 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 5 parts of sodium tripolyphosphate, 3 parts of sodium pyrophosphate, 7 parts of surfactant and 80 parts of solvent.
6. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the paint comprises the following components in parts by weight: 4 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 3 parts of phytic acid, 9 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 4 parts of sodium pyrophosphate, 7 parts of surfactant and 90 parts of solvent.
7. The environment-friendly oil and rust removing agent as claimed in claim 1, wherein: the paint comprises the following components in parts by weight: 5 parts of citric acid, 7 parts of disodium ethylene diamine tetraacetate, 4 parts of phytic acid, 10 parts of sodium carbonate, 6 parts of sodium tripolyphosphate, 5 parts of sodium pyrophosphate, 8 parts of surfactant and 100 parts of solvent.
8. A method for preparing the environment-friendly oil and rust removing agent as defined in any one of claims 1 to 7, which is characterized in that: the method comprises the following specific steps:
step 1, adding 3-5 parts of citric acid and 6-7 parts of ethylene diamine tetraacetic acid disodium salt into a reaction kettle, adding 80-100 parts of solvent, stirring for 20-30 minutes for complete mixing, wherein the solution contains 500-;
step 2, adding 2-4 parts of phytic acid when the components are completely mixed, stirring for 10 minutes at 500-;
step 3, adding 4-6 parts of sodium tripolyphosphate and 2-5 parts of sodium pyrophosphate, stirring for 10 minutes at 500 revolutions per minute;
step 4, adding 8-10 parts of sodium carbonate and 6-8 parts of surfactant, stirring for 10-20 minutes at 500 revolutions per minute;
and 5, discharging and packaging to obtain a finished product.
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| CN201911195778.1A CN110804737A (en) | 2019-11-28 | 2019-11-28 | Environment-friendly oil and rust removing agent and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911195778.1A CN110804737A (en) | 2019-11-28 | 2019-11-28 | Environment-friendly oil and rust removing agent and preparation method and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112430819A (en) * | 2020-12-01 | 2021-03-02 | 佛山市顺德区美硕金属表面技术有限公司 | Rust remover and preparation method thereof |
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| CN103911625A (en) * | 2014-04-25 | 2014-07-09 | 湖南大学 | Neutral oil removal rust remover and preparation method thereof |
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| WO2004046271A1 (en) * | 2002-11-18 | 2004-06-03 | Saudi Arabian Oil Company | Descaling and corrosion inhibiting composition |
| CN103911625A (en) * | 2014-04-25 | 2014-07-09 | 湖南大学 | Neutral oil removal rust remover and preparation method thereof |
| CN109135945A (en) * | 2018-09-06 | 2019-01-04 | 维希艾防锈新材料(上海)有限公司 | Environmentally friendly neutrality rust remover |
| CN109487285A (en) * | 2018-12-28 | 2019-03-19 | 湖北博新材料保护有限公司 | One kind agreeing with Coating Pretreatment productive temp neutral deoiling derusting cleaning agent and preparation method |
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Application publication date: 20200218 |